التصنيف: antihistamine.non-sedative.third-generation المادة الفعالة:levocetirizine
about levocetirizine a third-generation non-sedative h1 antagonist antihistamine. mechanism of action of levocetirizine this active enantiomer of cetrizine is a potent nonsedative and selective h1 receptor antagonist. it antagonizes the allergic symptoms
